package com.fz.song.config;


import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.web.session.InvalidSessionStrategy;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

@EnableWebSecurity
public class WebSecurityConfig extends WebSecurityConfigurerAdapter {
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        //定义配置
        http.authorizeRequests()
                .antMatchers("/admin/api/**").hasRole("ADMIN")
                .antMatchers("/user/api/**").hasRole("USER")
                .antMatchers("/app/api/**").permitAll()
                .and()
                .formLogin()
                .and()
                .sessionManagement()
                .maximumSessions(1);
                //当会话数量达到最大值的时候,阻止新的会话创建
                //.maxSessionsPreventsLogin(true);
    }


}
